Okay Here is what i did ! i removed 5.6 installed 5.5 ; i thought there might be difference but again still the same problem ; here is the content of /etc/yum.repos.d/ after yum clean all ...

CentOS is a popular choice for network-facing machines, such as Web servers, but there also are features for desktop users. Version 6.8 includes an updated version of LibreOffice, along with other ...

For example, the recently released CentOS 6.5 offers LibreOffice 4 which is fairly modern. All which can run on the CentOS core operating system as the software is kept up to date in a lot of cases.

According to a CloudLinux survey, most CentOS users, 60.5%, are waiting for a CentOS fork to be released. Of the rest, 16.7% are looking to Debian Linux, 12.4% are considering Ubuntu, while 10.4% ...